Chen; Huiqiang

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Huiqiang.The latest application filed is for "led driver with silicon controlled dimmer, apparatus and control method thereof".

Company Profile

20.32.35

Chen; Huiqiang - Hangzhou CN
Chen; Huiqiang - Zhejiang CN
Chen; Huiqiang - ZheJiang Province CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Current drive circuit and method, and light emitting diode lighting device thereof Grant 11,452,188 - Chen , et al. September 20, 2	2022-09-20
Led Driver With Silicon Controlled Dimmer, Apparatus And Control Method Thereof App 20220256663 - Chen; Huiqiang ; et al.	2022-08-11
Voltage Converter App 20220255429 - Chen; Huiqiang ; et al.	2022-08-11
Power converter and control method thereof Grant 11,363,693 - Chen , et al. June 14, 2	2022-06-14
LED driver with silicon controlled dimmer, apparatus and control method thereof Grant 11,350,495 - Chen , et al. May 31, 2	2022-05-31
Detection circuit and detection method for a triac dimmer Grant 11,324,090 - Chen , et al. May 3, 2	2022-05-03
Apparatus, dimmable light emitting diode driver and control method Grant 11,316,421 - Chen , et al. April 26, 2	2022-04-26
Apparatus, dimmable light emitting diode drive circuit and control method Grant 11,317,483 - Wang , et al. April 26, 2	2022-04-26
Switching Converter And Control Circuit Thereof App 20220038002 - Chen; Huiqiang ; et al.	2022-02-03
Power Converter And Control Method Thereof App 20210282243 - Chen; Huiqiang ; et al.	2021-09-09
Power converter and control method thereof Grant 11,026,308 - Chen , et al. June 1, 2	2021-06-01
Control circuit, control method and flyback converter of primary-side feedback control thereof Grant 10,958,178 - Chen , et al. March 23, 2	2021-03-23
Flyback converter, control circuit and control method therefor Grant 10,951,120 - Chen March 16, 2	2021-03-16
Detection Circuit And Detection Method For A Triac Dimmer App 20210059029 - Chen; Huiqiang ; et al.	2021-02-25
Light emitting diode drive circuit with silicon-controlled rectifier dimmer, circuit module and control method Grant 10,887,957 - Chen , et al. January 5, 2	2021-01-05
Detection circuit and detection method for a triac dimmer Grant 10,863,601 - Chen , et al. December 8, 2	2020-12-08
Driving circuit and driving method for driving light-emitting diode load Grant 10,849,201 - Huang , et al. November 24, 2	2020-11-24
Current Drive Circuit And Method, And Light Emitting Diode Lighting Device Thereof App 20200344857 - Chen; Hao ; et al.	2020-10-29
Apparatus, Dimmable Light Emitting Diode Drive Circuit And Control Method App 20200236756 - Wang; Jianxin ; et al.	2020-07-23
Driving Circuit And Driving Method For Driving Light-emitting Diode Load App 20200214108 - Huang; Qiukai ; et al.	2020-07-02
Apparatus, dimmable light emitting diode drive circuit and control method Grant 10,652,965 - Wang , et al.	2020-05-12
LED driver with a silicon controlled dimmer and control method thereof Grant 10,638,560 - Chen , et al.	2020-04-28
Apparatus, Dimmable Light Emitting Diode Driver And Control Method App 20200113026 - Chen; Huiqiang ; et al.	2020-04-09
Apparatus, dimmable light emitting diode driver and control method Grant 10,536,999 - Chen , et al. Ja	2020-01-14
Power Converter And Control Method Thereof App 20200015331 - Chen; Huiqiang ; et al.	2020-01-09
Led Driver With Silicon Controlled Dimmer, Apparatus And Control Method Thereof App 20190364628 - Chen; Huiqiang ; et al.	2019-11-28
Detection Circuit And Detection Method For A Triac Dimmer App 20190364640 - Chen; Huiqiang ; et al.	2019-11-28
Led Driver With A Silicon Controlled Dimmer And Control Method Thereof App 20190364626 - Chen; Huiqiang ; et al.	2019-11-28
Light Emitting Diode Drive Circuit with Silicon-Controlled Rectifier Dimmer, Circuit Module and Control Method App 20190313498 - CHEN; Huiqiang ; et al.	2019-10-10
LED driver with silicon controlled dimmer, apparatus and control method thereof Grant 10,433,384 - Huang , et al. O	2019-10-01
Flyback Converter, Control Circuit And Control Method Therefor App 20190222124 - Chen; Huiqiang	2019-07-18
LED driver with silicon controlled dimmer, circuit module and control method thereof Grant 10,356,864 - Chen , et al. July 16, 2	2019-07-16
Apparatus, Dimmable Light Emitting Diode Driver And Control Method App 20190208591 - Chen; Huiqiang ; et al.	2019-07-04
Apparatus, Dimmable Light Emitting Diode Drive Circuit And Control Method App 20190208597 - Wang; Jianxin ; et al.	2019-07-04
Control circuit, control method and LED driving circuit thereof Grant 10,327,297 - Wang , et al.	2019-06-18
Flyback converter, control circuit and control method therefor Grant 10,298,136 - Chen	2019-05-21
LED driving circuit having SCR dimmer, circuit module and control method thereof Grant 10,285,229 - Wang , et al.	2019-05-07
Led Driver With Silicon Controlled Dimmer, Apparatus And Control Method Thereof App 20180310376 - Huang; Qiukai ; et al.	2018-10-25
Led Driving Circuit Having Scr Dimmer, Apparatus And Controlmethod Thereof App 20180295685 - Wang; Jianxin ; et al.	2018-10-11
Led Driver With Silicon Controlled Dimmer, Circuit Module And Control Method Thereof App 20180295690 - Chen; Huiqiang ; et al.	2018-10-11
Control circuit, control method and flyback converter Grant 10,097,076 - Chen , et al. October 9, 2	2018-10-09
Control Circuit, Control Method And Flyback Converter Of Primary-side Feedback Control Thereof App 20180248487 - Chen; Huiqiang ; et al.	2018-08-30
Control method and control circuit for switching power supply Grant 9,979,301 - Chen , et al. May 22, 2	2018-05-22
Control circuit, control method and flyback converter of primary-side feedback control thereof Grant 9,960,691 - Chen , et al. May 1, 2	2018-05-01
Control circuit, control method and primary-controlled flyback converter using the same Grant 9,954,450 - Chen , et al. April 24, 2	2018-04-24
Control Circuit, Control Method And Led Driving Circuit Thereof App 20180084619 - Wang; Jianxin ; et al.	2018-03-22
Control circuit, control method and LED driving circuit thereof Grant 9,872,355 - Wang , et al. January 16, 2	2018-01-16
PFC circuit Grant 9,847,708 - Han , et al. December 19, 2	2017-12-19
Control Circuit, Control Method And Flyback Converter App 20170338729 - Chen; Huiqiang ; et al.	2017-11-23
Control Circuit, Control Method And Led Driving Circuit Thereof App 20170318639 - Wang; Jianxin ; et al.	2017-11-02
Control circuit, control method and flyback converter Grant 9,762,113 - Chen , et al. September 12, 2	2017-09-12
Control Circuit, Control Method And Primary-controlled Flyback Converter Using The Same App 20170187295 - Chen; Huiqiang ; et al.	2017-06-29
Control Method And Control Circuit For Switching Power Supply App 20170155330 - Chen; Huiqiang ; et al.	2017-06-01
Control circuit, control method and primary-controlled flyback converter using the same Grant 9,654,013 - Chen , et al. May 16, 2	2017-05-16
Control method and control circuit for switching power supply Grant 9,641,084 - Chen , et al. May 2, 2	2017-05-02
LED driver and LED lighting device Grant 9,560,709 - Chen , et al. January 31, 2	2017-01-31
Flyback Converter, Control Circuit And Control Method Therefor App 20160322908 - Chen; Huiqiang	2016-11-03
Control Circuit, Control Method And Flyback Converter Of Primary-side Feedback Control Thereof App 20160308447 - Chen; Huiqiang ; et al.	2016-10-20
Control Circuit, Control Method And Flyback Converter App 20160301407 - Chen; Huiqiang ; et al.	2016-10-13
Pfc Circuit App 20160254743 - Han; Yunlong ; et al.	2016-09-01
Led Driver And Led Lighting Device App 20160212814 - Chen; Huiqiang ; et al.	2016-07-21
PFC circuit Grant 9,391,505 - Han , et al. July 12, 2	2016-07-12
Control Circuit, Control Method And Primary-controlled Flyback Converter Using The Same App 20150311810 - Chen; Huiqiang ; et al.	2015-10-29
Control Method And Control Circuit For Switching Power Supply App 20150207417 - Chen; Huiqiang ; et al.	2015-07-23
Signal process method, signal process circuit and LED dimming circuit thereof Grant 9,018,849 - Han , et al. April 28, 2	2015-04-28
Pfc Circuit App 20150022163 - Han; Yunlong ; et al.	2015-01-22
Signal Process Method, Signal Process Circuit And Led Dimming Circuit Thereof App 20140375226 - Han; Yunlong ; et al.	2014-12-25

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